| 摘要 |
A device for applying various levels of gripping force to a lead end (7) of a strap during various phase of a strapping cycle of a strapping machine includes a gripper (1) and anvil (4) and a cam (6). The cam (6) has high pressure (15,22), reduced pressure (17,19) and released pressure surfaces (16,18) to grip the strap (7) firmly, loosely, or not at all, depending on the requirements of the strapping cycle. <IMAGE> |
